You can find almost anything to fit your schedule. Janitorial, byu food to go, byu landry, working football games, cougar eat, working at the bookstore. Most pay minimum wage and are decent places work. You can find these jobs on online listings at byu jobs.

If you aren't a freshman, you should find a job in your major if at all possible. Like math lab for math majors, chemistry stock room for Chem majors, physics lab for physics majors, TAing for a class. Something like that. Those jobs will pay better and you'll get better work experience. You usually have to know people to find these jobs or you can find them online if you're luck.